Instructions

Frequency Counter (R&S RTH-K33)
R&S
®
Scope Rider RTH
263User Manual 1326.1578.02 ─ 15
3. Select the "Counter" mode.
4. Select the channel to be used as input for the counter.
5. Activate the first (basic) counter.
A continuous measurement starts and the signal counter indicates the measured
frequency. With each new measurement, the statistical values are updated.
6. To start and stop a counter measurement, press the [RUN STOP] key.
7. Optionally, activate a second basic counter.
a) Select the second counter tab.
b) Select the input channel for the counter.
c) Activate the counter.
d) Tap the second counter tab again to display both counter results simultane-
ously.
To perform a counter measurement with a second counter as a reference
1. Before you can perform a counter measurement, adjust the waveforms by editing
the vertical, horizontal, trigger and acquisition settings.
For details see:
● Chapter 3.2, "Vertical Setup", on page 40
● Chapter 3.3, "Horizontal Setup", on page 45
● Chapter 3.6, "Trigger", on page 51
● Chapter 3.4, "Acquisition Control", on page 47
2. To adjust the instrument settings to the current input signal automatically, press
[AUTOSET].
3. Select the "Counter" mode.
4. Select the "Counter" menu.
5. Select the channel to be used as input for the basic counter.
6. Select "Reference": "Counter 2".
7. Define the (nominal) "Reference Frequency" to be assigned to the value measured
on counter 2.
8. Activate the first (basic) counter.
A continuous measurement starts and the signal counter indicates the measured
frequency. With each new measurement, the statistical values are updated. The
second counter is also activated automatically.
9. Tap "Select Counter": "2".
10. Select the input channel for the reference counter 2. Make sure the selected chan-
nel provides a precise signal with the specified reference frequency.
Performing a Counter Measurement